5656632745 has 8 divisors (see below), whose sum is σ = 6795830016. Its totient is φ = 4520059056.

The previous prime is 5656632739. The next prime is 5656632763. The reversal of 5656632745 is 5472366565.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5656632745 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 651147 + ... + 659776.

It is an arithmetic number, because the mean of its divisors is an integer number (849478752).

Almost surely, 2^5656632745 is an apocalyptic number.

It is an amenable number.

5656632745 is a deficient number, since it is larger than the sum of its proper divisors (1139197271).

5656632745 is a wasteful number, since it uses less digits than its factorization.

5656632745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1311791.

The product of its digits is 4536000, while the sum is 49.

The square root of 5656632745 is about 75210.5893142714. The cubic root of 5656632745 is about 1781.7741794627.

It can be divided in two parts, 5656 and 632745, that added together give a square (638401 = 799²).

The spelling of 5656632745 in words is "five billion, six hundred fifty-six million, six hundred thirty-two thousand, seven hundred forty-five".